Finding the Fourth Proportional to 2,995.47, 4,134.49 and 1,816.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,995.47 : 4,134.49 = 1,816.31 : x
2. Step 2: Convert to fraction form
   2,995.47/4,134.49 = 1,816.31/x
3. Step 3: Cross multiply
   2,995.47x = 4,134.49 × 1,816.31
4. Step 4: Simplify right side
   2,995.47x = 7,509,521.33
5. Step 5: Solve for x
   x = 7,509,521.33/2,995.47
6. Step 6: Final answer
   x = 2,506.96